Overview

overview

10

Static

static

3

e28a87d6e0...9f.exe

windows7-x64

10

e28a87d6e0...9f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e28a87d6e0f84b3f9afd3c7496bd1251627507e2ef28508df4a6f36c5b94aa9f.exe

  • Size

    372KB

  • Sample

    250215-27p6jszjar

  • MD5

    b04744ef40d9783d73fb24541c5e6b7a

  • SHA1

    3b5a6934de96340c26717786d3c92a8d3a60cc5d

  • SHA256

    e28a87d6e0f84b3f9afd3c7496bd1251627507e2ef28508df4a6f36c5b94aa9f

  • SHA512

    0bd6f96e36fd1d6d42bf03f479caed8ccfc96e669af6909e5c451a383ef8f693b808e35e6b0c417dad3d0c24fc64a24289c06cdd0f858584ae233a84893680e2

  • SSDEEP

    6144:tqdgUkQx+HXGidCzj8LBb8Rw5Jdypyf6aCXYfhi6q:tAqQx+H2i+8LBNbdypazCXY0

Score
10/10
remcostinodiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Version

2.4.3 Pro

Botnet

TINo

C2

185.140.53.140:2404

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    true

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-5S9O07

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      e28a87d6e0f84b3f9afd3c7496bd1251627507e2ef28508df4a6f36c5b94aa9f.exe

    • Size

      372KB

    • MD5

      b04744ef40d9783d73fb24541c5e6b7a

    • SHA1

      3b5a6934de96340c26717786d3c92a8d3a60cc5d

    • SHA256

      e28a87d6e0f84b3f9afd3c7496bd1251627507e2ef28508df4a6f36c5b94aa9f

    • SHA512

      0bd6f96e36fd1d6d42bf03f479caed8ccfc96e669af6909e5c451a383ef8f693b808e35e6b0c417dad3d0c24fc64a24289c06cdd0f858584ae233a84893680e2

    • SSDEEP

      6144:tqdgUkQx+HXGidCzj8LBb8Rw5Jdypyf6aCXYfhi6q:tAqQx+H2i+8LBNbdypazCXY0

    Score
    10/10
    remcostinodiscoverypersistencerat

    • Modifies WinLogon for persistence

      persistence

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • Remcos family

      remcos

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Modifies WinLogon

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks